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8149036: Add tracing for thread related events at os level

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Reviewed-by: coleenp, mlarsson, dholmes
This commit is contained in:
Thomas Stuefe 2016-02-24 18:06:34 +01:00
parent 35a916a2a1
commit 3634fb9df2
9 changed files with 187 additions and 44 deletions
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49
hotspot/src/os/aix/vm/os_aix.cpp
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@ -36,6 +36,7 @@
#include "compiler/compileBroker.hpp"
#include "interpreter/interpreter.hpp"
#include "jvm_aix.h"
#include "logging/log.hpp"
#include "libo4.hpp"
#include "libperfstat_aix.hpp"
#include "libodm_aix.hpp"
@ -791,13 +792,8 @@ static void *java_start(Thread *thread) {
const pthread_t pthread_id = ::pthread_self();
const tid_t kernel_thread_id = ::thread_self();
trcVerbose("newborn Thread : pthread-id %u, ktid " UINT64_FORMAT
", stack %p ... %p, stacksize 0x%IX (%IB)",
pthread_id, kernel_thread_id,
thread->stack_end(),
thread->stack_base(),
thread->stack_size(),
thread->stack_size());
log_info(os, thread)("Thread is alive (pthread id " UINTX_FORMAT ", tid " UINTX_FORMAT ")",
(uintx) pthread_id, (uintx) kernel_thread_id);
// Normally, pthread stacks on AIX live in the data segment (are allocated with malloc()
// by the pthread library). In rare cases, this may not be the case, e.g. when third-party
@ -805,7 +801,7 @@ static void *java_start(Thread *thread) {
// guard pages on those stacks, because the stacks may reside in memory which is not
// protectable (shmated).
if (thread->stack_base() > ::sbrk(0)) {
trcVerbose("Thread " UINT64_FORMAT ": stack not in data segment.", (uint64_t) pthread_id);
log_warning(os, thread)("Thread " UINTX_FORMAT ": stack not in data segment.", (uintx)pthread_id);
}
// Try to randomize the cache line index of hot stack frames.
@ -839,8 +835,8 @@ static void *java_start(Thread *thread) {
// Call one more level start routine.
thread->run();
trcVerbose("Thread finished : pthread-id %u, ktid " UINT64_FORMAT ".",
pthread_id, kernel_thread_id);
log_info(os, thread)("Thread finished (pthread id " UINTX_FORMAT ", tid " UINTX_FORMAT ").",
(uintx) pthread_id, (uintx) kernel_thread_id);
return 0;
}
@ -908,20 +904,19 @@ bool os::create_thread(Thread* thread, ThreadType thr_type, size_t stack_size) {
pthread_t tid;
int ret = pthread_create(&tid, &attr, (void* (*)(void*)) java_start, thread);
char buf[64];
if (ret == 0) {
log_info(os, thread)("Thread started (pthread id: " UINTX_FORMAT ", attributes: %s). ",
(uintx) tid, os::Posix::describe_pthread_attr(buf, sizeof(buf), &attr));
} else {
log_warning(os, thread)("Failed to start thread - pthread_create failed (%s) for attributes: %s.",
strerror(ret), os::Posix::describe_pthread_attr(buf, sizeof(buf), &attr));
}
pthread_attr_destroy(&attr);
if (ret == 0) {
trcVerbose("Created New Thread : pthread-id %u", tid);
} else {
if (os::Aix::on_pase()) {
// QIBM_MULTI_THREADED=Y is needed when the launcher is started on iSeries
// using QSH. Otherwise pthread_create fails with errno=11.
trcVerbose("(Please make sure you set the environment variable "
"QIBM_MULTI_THREADED=Y before running this program.)");
}
if (PrintMiscellaneous && (Verbose || WizardMode)) {
perror("pthread_create()");
}
if (ret != 0) {
// Need to clean up stuff we've allocated so far
thread->set_osthread(NULL);
delete osthread;
@ -958,13 +953,6 @@ bool os::create_attached_thread(JavaThread* thread) {
const pthread_t pthread_id = ::pthread_self();
const tid_t kernel_thread_id = ::thread_self();
trcVerbose("attaching Thread : pthread-id %u, ktid " UINT64_FORMAT ", stack %p ... %p, stacksize 0x%IX (%IB)",
pthread_id, kernel_thread_id,
thread->stack_end(),
thread->stack_base(),
thread->stack_size(),
thread->stack_size());
// OSThread::thread_id is the pthread id.
osthread->set_thread_id(pthread_id);
@ -990,6 +978,9 @@ bool os::create_attached_thread(JavaThread* thread) {
// and save the caller's signal mask
os::Aix::hotspot_sigmask(thread);
log_info(os, thread)("Thread attached (pthread id " UINTX_FORMAT ", tid " UINTX_FORMAT ")",
(uintx) pthread_id, (uintx) kernel_thread_id);
return true;
}